Finding the Fourth Proportional to 1,185,385.82, 1,776,282.63 and 784,590.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,385.82 : 1,776,282.63 = 784,590.72 : x
2. Step 2: Convert to fraction form
   1,185,385.82/1,776,282.63 = 784,590.72/x
3. Step 3: Cross multiply
   1,185,385.82x = 1,776,282.63 × 784,590.72
4. Step 4: Simplify right side
   1,185,385.82x = 1,393,654,867,595.19
5. Step 5: Solve for x
   x = 1,393,654,867,595.19/1,185,385.82
6. Step 6: Final answer
   x = 1,175,697.27